<div class="refentry" lang="en" xml:lang="en"><a id="glXGetFBConfigs"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>glXGetFBConfigs — list all GLX frame buffer configurations for a given screen</p></div><div class="refsynopsisdiv"><h2>C Specification</h2><div class="funcsynopsis"><table><tr><td><code class="funcdef">GLXFBConfig * <b class="fsfunc">glXGetFBConfigs</b>(</code></td><td>Display *  </td><td><var class="pdparam">dpy</var>, </td></tr><tr><td> </td><td>int  </td><td><var class="pdparam">screen</var>, </td></tr><tr><td> </td><td>int *  </td><td><var class="pdparam">nelements</var><code>)</code>;</td></tr></table></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="parameters"></a><h2>Parameters</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>dpy</code></em></span></dt><dd><p>
                    Specifies the connection to the X server.
                </p></dd><dt><span class="term"><em class="parameter"><code>screen</code></em></span></dt><dd><p>
                    Specifies the screen number.
                </p></dd><dt><span class="term"><em class="parameter"><code>nelements</code></em></span></dt><dd><p>
                    Returns the number of GLXFBConfigs returned.
                </p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p>
            <code class="function">glXGetFBConfigs</code> returns a list of all GLXFBConfigs available on the screen
            specified by <em class="parameter"><code>screen</code></em>. Use <a class="citerefentry" href="glXGetFBConfigAttrib"><span class="citerefentry"><span class="refentrytitle">glXGetFBConfigAttrib</span></span></a> to obtain attribute
            values from a specific GLXFBConfig.
        </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="notes"></a><h2>Notes</h2><p>
            <code class="function">glXGetFBConfigs</code> is available only if the GLX version is 1.3 or greater.
        </p><p>
            If the GLX version is 1.1 or 1.0, the GL version must be 1.0.
            If the GLX version is 1.2, then the GL version must be 1.1.
            If the GLX version is 1.3, then the GL version must be 1.2.
        </p></div>
        {$pipelinestall}{$examples}
        <div class="refsect1" lang="en" xml:lang="en"><a id="seealso"></a><h2>See Also</h2><p>
            <a class="citerefentry" href="glXGetFBConfigAttrib"><span class="citerefentry"><span class="refentrytitle">glXGetFBConfigAttrib</span></span></a>,
            <a class="citerefentry" href="glXGetVisualFromFBConfig"><span class="citerefentry"><span class="refentrytitle">glXGetVisualFromFBConfig</span></span></a>
            <a class="citerefentry" href="glXChooseFBConfig"><span class="citerefentry"><span class="refentrytitle">glXChooseFBConfig</span></span></a>
        </p></div><div class="refsect1" lang="en" xml:lang="en"><div id="Copyright"><h2>Copyright</h2><p>
            Copyright © 1991-2006
            Silicon Graphics, Inc. This document is licensed under the SGI
            Free Software B License. For details, see
            <a class="ulink" href="https://web.archive.org/web/20171022161616/http://oss.sgi.com/projects/FreeB/" target="_top">https://web.archive.org/web/20171022161616/http://oss.sgi.com/projects/FreeB/</a>.
        </p></div></div></div>
